Owner's Manual

Chapter 2: BIOS information
2-43
DB Management
The db (Authorized Signature database) lists the signers or images of UEFI
applications, operating system loaders, and UEFI drivers that you can load on the
single computer.
Delete the db
Allows you to delete the db le from your system.
Conguration options: [Yes] [No]
Load db from File
Allows you to load the downloaded db from a USB storage device.
Append db from File
Allows you to load the additional db from a storage device so that more
images can be loaded securely.
The db le must be formatted as a UEFI variable structure with time-based authenticated
variable.
DBX Management
The dbx (Revoked Signature database) lists the forbidden images of db items that are
no longer trusted and cannot be loaded.
Delete the dbx
Allows you to delete the dbx le from your system.
Load dbx from File
Allows you to load the downloaded dbx from a USB storage device.
Conguration options: [Yes] [No]
Append dbx from File
Allows you to load the additional dbx from a storage device so that more
db’s images cannot be loaded.
The dbx le must be formatted as a UEFI variable structure with time-based authenticated
variable.
2.8.12 Boot Option Priorities
These items specify the boot device priority sequence from the available devices. The
number of device items that appears on the screen depends on the number of devices
installed in the system.
• To access Windows
®
OS in Safe Mode, do any of the following:
• Press <F5> when ASUS Logo appears.
• Press <F8> after POST.
• To select the boot device during system startup, press <F8> when ASUS Logo
appears.